Ehrensvard, U., & Toll, C. (1989). On both sides of al-mandab. Stockholm: Swedish Research Institutein İstanbul.
Chicago-стиль цитированияEhrensvard, Ulla, and Christopher Toll. On Both Sides of Al-mandab. Stockholm: Swedish Research Institutein İstanbul, 1989.
MLA-цитированиеEhrensvard, Ulla, and Christopher Toll. On Both Sides of Al-mandab. Stockholm: Swedish Research Institutein İstanbul, 1989.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.